DOC: describe output from astype method

matthew-brett · matthew-brett · commit 5bfd65a55517 · 2012-09-13T13:55:16.000+01:00
Expand docstring for ``astype`` method.
diff --git a/numpy/add_newdocs.py b/numpy/add_newdocs.py
@@ -3067,6 +3067,14 @@ def luf(lamdaexpr, *args, **kwargs):
         requirements are satisfied, the input array is returned instead
         of a copy.
 
+    Returns
+    -------
+    arr_t : ndarray
+        Unless `copy` is False and the other conditions for returning the input
+        array are satisfied (see description for `copy` input paramter), `arr_t`
+        is a new array of the same shape as the input array, with dtype, order
+        given by `dtype`, `order`.
+
     Raises
     ------
     ComplexWarning :
